<template>
  <div :class="className" :style="{height:height,width:width}" />
</template>

<script>
import echarts from 'echarts'
require('echarts/theme/macarons') // echarts theme
import resize from './mixins/resize'

const animationDuration = 3000

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: 'chart'
    },
    width: {
      type: String,
      default: '100%'
    },
    height: {
      type: String,
      default: '300px'
    }
  },
  data() {
    return {
      chart: null
    }
  },
  mounted() {
    this.$nextTick(() => {
      this.initChart()
    })
  },
  beforeDestroy() {
    if (!this.chart) {
      return
    }
    this.chart.dispose()
    this.chart = null
  },
  methods: {
    initChart() {
      this.chart = echarts.init(this.$el, 'macarons')

      this.chart.setOption({
         title: {
                text: '漏斗图(对比)',
                subtext: '纯属虚构',
                left: 'left',
                top: 'bottom'
            },
            tooltip: {
                trigger: 'item',
                formatter: '{a} <br/>{b} : {c}%'
            },
            toolbox: {
                show: true,
                orient: 'vertical',
                top: 'center',
                feature: {
                    dataView: {readOnly: false},
                    restore: {},
                    saveAsImage: {}
                }
            },
            legend: {
                orient: 'vertical',
                left: 'left',
                data: ['产品A', '产品B', '产品C', '产品D', '产品E']
            },
        
            series: [
                {
                    name: '漏斗图',
                    type: 'funnel',
                    width: '40%',
                    height: '45%',
                    left: '5%',
                    top: '50%',
                    funnelAlign: 'right',
        
                    center: ['25%', '25%'],  // for pie
        
                    data: [
                        {value: 60, name: '产品C'},
                        {value: 30, name: '产品D'},
                        {value: 10, name: '产品E'},
                        {value: 80, name: '产品B'},
                        {value: 100, name: '产品A'}
                    ]
                },
                {
                    name: '金字塔',
                    type: 'funnel',
                    width: '40%',
                    height: '45%',
                    left: '5%',
                    top: '5%',
                    sort: 'ascending',
                    funnelAlign: 'right',
        
                    center: ['25%', '75%'],  // for pie
        
                    data: [
                        {value: 60, name: '产品C'},
                        {value: 30, name: '产品D'},
                        {value: 10, name: '产品E'},
                        {value: 80, name: '产品B'},
                        {value: 100, name: '产品A'}
                    ]
                },
                {
                    name: '漏斗图',
                    type: 'funnel',
                    width: '40%',
                    height: '45%',
                    left: '55%',
                    top: '5%',
                    funnelAlign: 'left',
        
                    center: ['75%', '25%'],  // for pie
        
                    data: [
                        {value: 60, name: '产品C'},
                        {value: 30, name: '产品D'},
                        {value: 10, name: '产品E'},
                        {value: 80, name: '产品B'},
                        {value: 100, name: '产品A'}
                    ]
                },
                {
                    name: '金字塔',
                    type: 'funnel',
                    width: '40%',
                    height: '45%',
                    left: '55%',
                    top: '50%',
                    sort: 'ascending',
                    funnelAlign: 'left',
        
                    center: ['75%', '75%'],  // for pie
        
                    data: [
                        {value: 60, name: '产品C'},
                        {value: 30, name: '产品D'},
                        {value: 10, name: '产品E'},
                        {value: 80, name: '产品B'},
                        {value: 100, name: '产品A'}
                    ]
                }
            ]
      })
    }
  }
}
</script>
